Home / 170,683.14-255,945.46-99,626.30

Finding the Fourth Proportional to 170,683.14, 255,945.46 and 99,626.30

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Solution

The fourth proportional to 170,683.14, 255,945.46 and 99,626.30 is: 149,393.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,683.14 : 255,945.46 = 99,626.30 : x
  2. Step 2: Convert to fraction form
    170,683.14/255,945.46 = 99,626.30/x
  3. Step 3: Cross multiply
    170,683.14x = 255,945.46 × 99,626.30
  4. Step 4: Simplify right side
    170,683.14x = 25,498,899,181.60
  5. Step 5: Solve for x
    x = 25,498,899,181.60/170,683.14
  6. Step 6: Final answer
    x = 149,393.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.